Calix GigaSpire Web Management utilities_configurationsave.cgi denial of service
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.3%
from disclosure to weapon16 days
Published on NVDAug 13
1st PoC+16d
exploitation probability
0.3%top 73% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A flaw has been found in Calix GigaSpire 26.1.0. Impacted is an unknown function of the file utilities_configurationsave.cgi of the component Web Management Interface. Executing a manipulation of the argument sessionKey can lead to denial of service. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
Calix · GigaSpirepublic PoCs found — 1
githubgithub.com/drbloop2000/CVE-2026-19745★ 2⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.